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A counter-flow double pipe heat exchanger is heat heat water from 20 degrees Celsius to 80 degrees Celsius at the rate of 1.2 kg/s. The heating is to be accomplished by geothermal water available at 160
answered
Aug 20, 2020
Engineering
college
3
votes
118k
views
4. A manufacturing plant has been found guilty of polluting the nearby river. This is the pollution. A. open-field B. point source C.nonpoint source D. water-table
answered
Apr 16, 2020
Biology
middle-school
2
votes
104k
views
Chief Justice John Marshall, in the Supreme Court’s opinion from McCulloch v. Maryland (1819), in which the Court had to decide whether the Constitution gave Congress the power to create a national bank:
answered
Jan 21, 2020
History
high-school
4
votes
81.2k
views
House members are more concerned about their committee assignments than are senators because
answered
Dec 7, 2019
History
middle-school
0
votes
13.4k
views
Which group aided the Americans during the Revolutionary War?
answered
Jul 17, 2019
History
middle-school
1
vote
134k
views
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